Data Catalog

• Federal

  National Lakes Assessment 2022 Datafiles for Report " National Lakes Assessment: The Fourth Collaborative Survey of Lakes in the United States”

  U.S. Environmental Protection Agency —

  The National Lakes Assessment (NLA) is a statistical survey of the condition of our nation's lakes, ponds, and reservoirs. It is designed to provide information on...

  • HTML
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• Federal

  National Lakes Assessment (NLA) 2007 Report: Archived Data

  U.S. Environmental Protection Agency —

  National Lakes Assessment 2007 Datafiles for Report “National Lakes Assessment: A Collaborative Survey of the Nation’s Lakes”: The National Lakes Assessment (NLA) is...

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• Federal

  National Lakes Assessment 2012 Datafiles for Report “National Lakes Assessment 2012: A collaborative survey of lakes in the United States"

  U.S. Environmental Protection Agency —

  National Lakes Assessment 2012 Datafiles for Report “National Lakes Assessment 2012: A Collaborative Survey of lakes in the United States”: The National Lakes...

  • HTML
• Federal

  National Lakes Assessment 2017 Datafiles for Report “National Lakes Assessment 2017: The third collaborative survey of lakes in the United States"

  U.S. Environmental Protection Agency —

  The National Lakes Assessment (NLA) is a statistical survey of the condition of our nation's lakes, ponds, and reservoirs. It is designed to provide information on...

  • HTML

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